Example usage for io.netty.channel ChannelFuture cause

Introduction

In this page you can find the example usage for io.netty.channel ChannelFuture cause.

Prototype

Throwable cause();

Source Link

Document

Returns the cause of the failed I/O operation if the I/O operation has failed.

Usage

From source file:com.diwayou.hybrid.remoting.netty.NettyRemotingAbstract.java

License:Apache License

public RemotingCommand invokeSyncImpl(final Channel channel, final RemotingCommand request,
        final long timeoutMillis)
        throws InterruptedException, RemotingSendRequestException, RemotingTimeoutException {
    try {/*from  w w  w . j  a va  2  s.  c o  m*/
        final ResponseFuture responseFuture = new ResponseFuture(request.getOpaque(), timeoutMillis, null,
                null);
        this.responseTable.put(request.getOpaque(), responseFuture);
        channel.writeAndFlush(request).addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture f) throws Exception {
                if (f.isSuccess()) {
                    responseFuture.setSendRequestOK(true);
                    return;
                } else {
                    responseFuture.setSendRequestOK(false);
                }

                responseTable.remove(request.getOpaque());
                responseFuture.setCause(f.cause());
                responseFuture.putResponse(null);
                plog.warn("send a request command to channel <" + channel.remoteAddress() + "> failed.");
                plog.warn(request.toString());
            }
        });

        RemotingCommand responseCommand = responseFuture.waitResponse(timeoutMillis);
        if (null == responseCommand) {
            // ????
            if (responseFuture.isSendRequestOK()) {
                throw new RemotingTimeoutException(RemotingHelper.parseChannelRemoteAddr(channel),
                        timeoutMillis, responseFuture.getCause());
            }
            // ??
            else {
                throw new RemotingSendRequestException(RemotingHelper.parseChannelRemoteAddr(channel),
                        responseFuture.getCause());
            }
        }

        return responseCommand;
    } finally {
        this.responseTable.remove(request.getOpaque());
    }
}

From source file:com.ebay.jetstream.messaging.transport.netty.autoflush.handler.AutoFlushWriterChannelListener.java

License:MIT License

@Override
public void operationComplete(ChannelFuture future) throws Exception {

    if (future.isSuccess()) {
        ExtendedChannelPromise bPromise = (ExtendedChannelPromise) future;
        ExtendedChannelPromise firstEvent = (ExtendedChannelPromise) (m_events[0].getPromise());
        firstEvent.setWrittenSize(bPromise.getWrittenSize());
        firstEvent.setRawBytes(bPromise.getRawBytes());
        firstEvent.setCompressedBytes(bPromise.getCompressedBytes());
        for (int i = 0; i < m_events.length; i++) {
            m_events[i].getPromise().setSuccess(null);

        }/*  ww  w.ja  va2 s .  c  om*/
    } else {
        Throwable cause = future.cause();
        for (int i = 0; i < m_events.length; i++) {
            m_events[i].getPromise().setFailure(cause);
        }
    }

}

From source file:com.farsunset.cim.sdk.android.CIMConnectorManager.java

License:Apache License

public void connect(final String host, final int port) {

    if (!isNetworkConnected(context)) {

        Intent intent = new Intent();
        intent.setAction(CIMConstant.IntentAction.ACTION_CONNECTION_FAILED);
        intent.putExtra(Exception.class.getName(), NetworkDisabledException.class.getSimpleName());
        context.sendBroadcast(intent);/*  ww  w . j  a v  a2 s.  c o  m*/

        return;
    }

    if (isConnected() || !semaphore.tryAcquire()) {
        return;
    }

    executor.execute(new Runnable() {
        @Override
        public void run() {

            final InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
            bootstrap.connect(remoteAddress).addListener(new GenericFutureListener<ChannelFuture>() {

                @Override
                public void operationComplete(ChannelFuture future) {
                    semaphore.release();
                    future.removeListener(this);
                    if (!future.isSuccess() && future.cause() != null) {
                        handleConnectFailure(future.cause(), remoteAddress);
                    }

                    if (future.isSuccess()) {
                        channel = future.channel();
                    }

                }
            });
        }
    });

}

From source file:com.farsunset.cim.sdk.android.CIMConnectorManager.java

License:Apache License

public void send(SentBody body) {

    boolean isSuccessed = false;

    String exceptionName = SessionClosedException.class.getSimpleName();

    if (isConnected()) {
        ChannelFuture future = channel.writeAndFlush(body);
        isSuccessed = future.awaitUninterruptibly(WRITE_TIMEOUT);
        if (!isSuccessed && future.cause() != null) {
            exceptionName = future.cause().getClass().getSimpleName();
        }//from www .  ja v  a2  s  .  com

    }

    if (!isSuccessed) {
        Intent intent = new Intent();
        intent.setAction(CIMConstant.IntentAction.ACTION_SENT_FAILED);
        intent.putExtra(Exception.class.getName(), exceptionName);
        intent.putExtra(SentBody.class.getName(), body);
        context.sendBroadcast(intent);
    } else {
        Intent intent = new Intent();
        intent.setAction(CIMConstant.IntentAction.ACTION_SENT_SUCCESSED);
        intent.putExtra(SentBody.class.getName(), (SentBody) body);
        context.sendBroadcast(intent);
    }

}

From source file:com.farsunset.cim.sdk.client.CIMConnectorManager.java

License:Apache License

public void connect(final String host, final int port) {

    if (isConnected() || !semaphore.tryAcquire()) {
        return;/*from  w w  w  .j a v  a2  s  .c om*/
    }

    executor.execute(new Runnable() {
        @Override
        public void run() {

            logger.info("****************CIM?  " + host + ":" + port + "......");
            final InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
            bootstrap.connect(remoteAddress).addListener(new GenericFutureListener<ChannelFuture>() {

                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    semaphore.release();
                    future.removeListener(this);
                    if (!future.isSuccess() && future.cause() != null) {
                        handleConnectFailure(future.cause(), remoteAddress);
                    }

                    if (future.isSuccess()) {
                        channel = future.channel();
                    }
                }
            });
        }
    });

}

From source file:com.flysoloing.learning.network.netty.redis.RedisClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {//from  w w  w.  ja v a 2  s.com
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                p.addLast(new RedisDecoder());
                p.addLast(new RedisBulkStringAggregator());
                p.addLast(new RedisArrayAggregator());
                p.addLast(new RedisEncoder());
                p.addLast(new RedisClientHandler());
            }
        });

        // Start the connection attempt.
        Channel ch = b.connect(HOST, PORT).sync().channel();

        // Read commands from the stdin.
        System.out.println("Enter Redis commands (quit to end)");
        ChannelFuture lastWriteFuture = null;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        for (;;) {
            final String input = in.readLine();
            final String line = input != null ? input.trim() : null;
            if (line == null || "quit".equalsIgnoreCase(line)) { // EOF or "quit"
                ch.close().sync();
                break;
            } else if (line.isEmpty()) { // skip `enter` or `enter` with spaces.
                continue;
            }
            // Sends the received line to the server.
            lastWriteFuture = ch.writeAndFlush(line);
            lastWriteFuture.addListener(new GenericFutureListener<ChannelFuture>() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    if (!future.isSuccess()) {
                        System.err.print("write failed: ");
                        future.cause().printStackTrace(System.err);
                    }
                }
            });
        }

        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.flysoloing.learning.network.netty.uptime.UptimeClient.java

License:Apache License

static void connect(Bootstrap b) {
    b.connect().addListener(new ChannelFutureListener() {
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.cause() != null) {
                handler.startTime = -1;//from ww  w  .ja  v  a2s . c om
                handler.println("Failed to connect: " + future.cause());
            }
        }
    });
}

From source file:com.github.lburgazzoli.quickfixj.transport.netty.NettySocketInitiator.java

License:Apache License

/**
 *
 *///  w w w.  ja  va 2 s  . c  om
private void doConnect() {
    ChannelFuture future = m_boot.connect();
    future.addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture future) {
            if (future.isDone() && future.isSuccess()) {
                setChannel(new NettyChannel(future.channel()));
            } else if (!future.isSuccess() && !future.isCancelled()) {
                LOGGER.warn("Error", future.cause());
                doReconnect();
            }
        }
    });
}

From source file:com.github.mrstampy.gameboot.netty.NettyConnectionRegistry.java

License:Open Source License

private void log(ChannelFuture f, Object key) {
    if (f.isSuccess()) {
        log.debug("Successful send to {} on {}", key, f.channel());
    } else {//ww  w  . ja v  a2 s.c  om
        log.error("Failed sending to {} on {}", key, f.channel(), f.cause());
    }
}

From source file:com.github.mrstampy.kitchensync.netty.Bootstrapper.java

License:Open Source License

private GenericFutureListener<ChannelFuture> getBindListener(final int port, final CountDownLatch latch) {
    return new GenericFutureListener<ChannelFuture>() {

        @Override// w  ww. java2  s  . c om
        public void operationComplete(ChannelFuture future) throws Exception {
            try {
                if (future.isSuccess()) {
                    log.debug("Channel creation successful for {}", future.channel());
                } else {
                    Throwable cause = future.cause();
                    if (cause == null) {
                        log.error("Could not create channel for {}", port);
                    } else {
                        log.error("Could not create channel for {}", port, cause);
                    }
                }
            } finally {
                latch.countDown();
            }
        }
    };
}